ADIC Advanced Digital Information (MM)

Advanced Digital Information Corporation (Nasdaq:ADIC) today announced that it will participate in the 2006 Friedman Billings Ramsey Growth Conference at the Grand Hyatt New York. Jon Gacek, CFO and Executive Vice President Finance & Operations, will make a presentation regarding the Company's products and strategy at 12:45 p.m. Eastern Time on Wednesday, May 31, 2006. The presentation will be available via webcast on the ADIC website at http://www.adic.com/ir. About ADIC Advanced Digital Information Corporation (Nasdaq:ADIC) is a leading provider of Intelligent Storage(TM) solutions to the open systems marketplace. ADIC is the world's largest supplier of automated tape systems using the drive technologies most often employed for backing up open system, client-server networks.(1) The Company's data management software, storage networking appliances, and disk-based backup and restore solutions provide IT managers innovative tools for storing, managing, and protecting their most valuable digital assets in a variety of disk and tape environments. ADIC storage products are available through a worldwide sales force and a global network of resellers, OEMs and partnerships, including Apple, Dell, EMC, Fujitsu-Siemens, HP, IBM, and Sun. Further information about ADIC is available at www.adic.com. (1)Market Share: Gartner Dataquest, Tape Automation Systems Market Shares, 2004, F. Yale, August 2005. ADIC and Scalar are registered trademarks and Intelligent Storage is a trademark of Advanced Digital Information Corporation. All other trade or service marks mentioned in this document should be considered the property of their respective owners.